Currently a rather short list. I highly recommend the first article if you are trying to get your WDTV networked. It explains some of the basics for the uninitiated!   :)

1. Networking 101 - Eight Things You Need to Know

2. How to Fix Problems With Your Music Collection - Windows 7 Permissions & ID3 Tags

3. Recommended External Hard Drive for Your WDTV

4.Kick Out Wireless-G